EST to CDT Time Converter

Eastern Standard Time (EST) and Central Daylight Time (CDT) are currently on the same time. EST is UTC-5 and CDT is UTC-5. The table below converts every hour of the day between the two, and the call planner shows where working hours line up.

Eastern Standard Time (EST)
--:--:--
(UTC-5)
Central Daylight Time (CDT)
--:--:--
(UTC-5)

Best Time for a Call

EST and CDT keep the same clock time, so anything inside normal working hours suits both sides.

Comparing more than two places? The Overlap Zones tool shows working hours for several cities on one grid.

Hour by Hour: EST to CDT

ESTCDT
12:00 AM12:00 AM
1:00 AM1:00 AM
2:00 AM2:00 AM
3:00 AM3:00 AM
4:00 AM4:00 AM
5:00 AM5:00 AM
6:00 AM6:00 AM
7:00 AM7:00 AM
8:00 AM8:00 AM
9:00 AM9:00 AMoffice hours
10:00 AM10:00 AMoffice hours
11:00 AM11:00 AMoffice hours
12:00 PM12:00 PMoffice hours
1:00 PM1:00 PMoffice hours
2:00 PM2:00 PMoffice hours
3:00 PM3:00 PMoffice hours
4:00 PM4:00 PMoffice hours
5:00 PM5:00 PMoffice hours
6:00 PM6:00 PM
7:00 PM7:00 PM
8:00 PM8:00 PM
9:00 PM9:00 PM
10:00 PM10:00 PM
11:00 PM11:00 PM

Rows marked office hours fall between 9:00 AM and 5:00 PM in both places. For a specific date, use the interactive converter.

Does the Difference Change During the Year?

EST and CDT are fixed offsets, so the difference between them never changes.

EST is UTC-5, used across eastern North America in winter. The same region switches to EDT (UTC-4) from March to November.

CDT is UTC-5, the summer counterpart of CST. Central North America uses it from March to November.

Frequently Asked Questions

How many hours ahead is CDT compared to EST?

CDT and EST are currently on the same time. EST and CDT are fixed offsets, so the difference between them never changes.

What time is 9:00 AM in EST in CDT?

9:00 AM in EST is 9:00 AM in CDT.

What is the best time for a call between EST and CDT?

EST and CDT keep the same clock time, so anything inside normal working hours suits both sides.